./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2437325735
<...>
Warning: Permanently added '10.128.1.54' (ED25519) to the list of known hosts.
execve("./syz-executor2437325735", ["./syz-executor2437325735"], 0x7ffc5d3009b0 /* 10 vars */) = 0
brk(NULL) = 0x5555569a9000
brk(0x5555569a9d00) = 0x5555569a9d00
arch_prctl(ARCH_SET_FS, 0x5555569a9380) = 0
set_tid_address(0x5555569a9650) = 5030
set_robust_list(0x5555569a9660, 24) = 0
rseq(0x5555569a9ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor2437325735", 4096) = 28
getrandom("\xf2\x29\xa1\x05\xfd\xb8\xe0\x4a", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555569a9d00
brk(0x5555569cad00) = 0x5555569cad00
brk(0x5555569cb000) = 0x5555569cb000
mprotect(0x7f157b8a7000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
write(3, "#! ./file0\n", 11) = 11
openat(AT_FDCWD, "/dev/net/tun", O_RDONLY) = 4
socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5
sendmsg(5, {msg_name=NULL, msg_namelen=919, msg_iov=[{iov_base=NULL, iov_len=65424}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address)
getsockname(5, {sa_family=AF_NETLINK, sa_data="\x00\x00\x59\xf7\x7c\xff\x00\x00"}, [10 => 12]) = 0
ioctl(4, TUNSETIFINDEX, 0x20000040) = 0
[ 75.525645][ T5030] ------------[ cut here ]------------
[ 75.531194][ T5030] WARNING: CPU: 1 PID: 5030 at net/core/dev.c:9596 dev_index_reserve+0xf8/0x210
[ 75.540319][ T5030] Modules linked in:
[ 75.544261][ T5030] CPU: 1 PID: 5030 Comm: syz-executor243 Not tainted 6.6.0-rc5-syzkaller-00072-g401644852d0b #0
[ 75.554764][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 75.564937][ T5030] RIP: 0010:dev_index_reserve+0xf8/0x210
[ 75.570599][ T5030] Code: 7e cf aa f8 2e 2e 2e 31 c0 4c 89 e7 e8 f1 78 21 02 4c 89 e7 48 89 de 31 d2 b9 c0 0c 00 00 e8 2f 86 13 02 eb 69 e8 68 82 d6 f8 <0f> 0b bb ea ff ff ff e9 93 00 00 00 e8 57 82 d6 f8 49 83 c7 50 bf
[ 75.590287][ T5030] RSP: 0018:ffffc900038bfb20 EFLAGS: 00010293
[ 75.596428][ T5030] RAX: ffffffff88b78898 RBX: 00000000ff7cf759 RCX: ffff88801bb50000
[ 75.604408][ T5030] RDX: 0000000000000000 RSI: 00000000ff7cf759 RDI: 0000000000000000
[ 75.612454][ T5030] RBP: ffffc900038bfbb0 R08: ffffffff88b7882e R09: 1ffff1100f58b810
[ 75.620560][ T5030] R10: dffffc0000000000 R11: ffffed100f58b811 R12: dffffc0000000000
[ 75.628677][ T5030] R13: 1ffff92000717f68 R14: 1ffff92000717f64 R15: ffffffff922b1ec0
[ 75.636799][ T5030] FS: 00005555569a9380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
[ 75.645817][ T5030] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.652599][ T5030] CR2: 00000000005fdeb8 CR3: 0000000073a67000 CR4: 00000000003506e0
[ 75.660657][ T5030] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 75.668696][ T5030] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 75.676813][ T5030] Call Trace:
[ 75.680115][ T5030]
[ 75.683049][ T5030] ? __warn+0x162/0x4a0
[ 75.687290][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.692354][ T5030] ? report_bug+0x2b3/0x500
[ 75.696927][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.701984][ T5030] ? handle_bug+0x3d/0x70
[ 75.706418][ T5030] ? exc_invalid_op+0x1a/0x50
[ 75.711125][ T5030] ? asm_exc_invalid_op+0x1a/0x20
[ 75.716267][ T5030] ? dev_index_reserve+0x8e/0x210
[ 75.721318][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.726427][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.731480][ T5030] ? register_netdevice+0x1510/0x1510
[ 75.736921][ T5030] ? tun_net_init+0x42a/0x520
[ 75.741655][ T5030] register_netdevice+0x76a/0x1510
[ 75.746891][ T5030] ? netif_stacked_transfer_operstate+0x250/0x250
[ 75.753339][ T5030] ? alloc_netdev_mqs+0xbcb/0xf80
[ 75.758436][ T5030] tun_set_iff+0x861/0xe80
[ 75.762920][ T5030] __tun_chr_ioctl+0x872/0x2490
[ 75.767911][ T5030] ? tun_flow_create+0x310/0x310
[ 75.772917][ T5030] ? bpf_lsm_file_ioctl+0x9/0x10
[ 75.778256][ T5030] ? security_file_ioctl+0x81/0xa0
[ 75.783408][ T5030] ? tun_chr_poll+0x630/0x630
[ 75.788201][ T5030] __se_sys_ioctl+0xf8/0x170
[ 75.792926][ T5030] do_syscall_64+0x41/0xc0
[ 75.797405][ T5030] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 75.803341][ T5030] RIP: 0033:0x7f157b834469
[ 75.807837][ T5030] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 75.827543][ T5030] RSP: 002b:00007fffe1b17638 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 75.836047][ T5030] RAX: ffffffffffffffda RBX: 00007fffe1b17808 RCX: 00007f157b834469
[ 75.844048][ T5030] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 75.852113][ T5030] RBP: 00007f157b8a7610 R08: 00007fffe1b17808 R09: 00007fffe1b17808
[ 75.860148][ T5030] R10: 00007fffe1b17808 R11: 0000000000000246 R12: 0000000000000001
[ 75.868199][ T5030] R13: 00007fffe1b177f8 R14: 0000000000000001 R15: 0000000000000001
[ 75.876248][ T5030]
[ 75.879271][ T5030] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.886552][ T5030] CPU: 1 PID: 5030 Comm: syz-executor243 Not tainted 6.6.0-rc5-syzkaller-00072-g401644852d0b #0
[ 75.896966][ T5030] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
[ 75.907019][ T5030] Call Trace:
[ 75.910316][ T5030]
[ 75.913246][ T5030] dump_stack_lvl+0x1e7/0x2d0
[ 75.917948][ T5030] ? nf_tcp_handle_invalid+0x650/0x650
[ 75.923425][ T5030] ? panic+0x770/0x770
[ 75.927503][ T5030] ? vscnprintf+0x5d/0x80
[ 75.931844][ T5030] panic+0x30f/0x770
[ 75.935756][ T5030] ? __warn+0x171/0x4a0
[ 75.939928][ T5030] ? __memcpy_flushcache+0x2b0/0x2b0
[ 75.945268][ T5030] __warn+0x314/0x4a0
[ 75.949262][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.954329][ T5030] report_bug+0x2b3/0x500
[ 75.958699][ T5030] ? dev_index_reserve+0xf8/0x210
[ 75.963748][ T5030] handle_bug+0x3d/0x70
[ 75.967926][ T5030] exc_invalid_op+0x1a/0x50
[ 75.972451][ T5030] asm_exc_invalid_op+0x1a/0x20
[ 75.977328][ T5030] RIP: 0010:dev_index_reserve+0xf8/0x210
[ 75.982971][ T5030] Code: 7e cf aa f8 2e 2e 2e 31 c0 4c 89 e7 e8 f1 78 21 02 4c 89 e7 48 89 de 31 d2 b9 c0 0c 00 00 e8 2f 86 13 02 eb 69 e8 68 82 d6 f8 <0f> 0b bb ea ff ff ff e9 93 00 00 00 e8 57 82 d6 f8 49 83 c7 50 bf
[ 76.002589][ T5030] RSP: 0018:ffffc900038bfb20 EFLAGS: 00010293
[ 76.008672][ T5030] RAX: ffffffff88b78898 RBX: 00000000ff7cf759 RCX: ffff88801bb50000
[ 76.016653][ T5030] RDX: 0000000000000000 RSI: 00000000ff7cf759 RDI: 0000000000000000
[ 76.024628][ T5030] RBP: ffffc900038bfbb0 R08: ffffffff88b7882e R09: 1ffff1100f58b810
[ 76.032609][ T5030] R10: dffffc0000000000 R11: ffffed100f58b811 R12: dffffc0000000000
[ 76.040586][ T5030] R13: 1ffff92000717f68 R14: 1ffff92000717f64 R15: ffffffff922b1ec0
[ 76.048573][ T5030] ? dev_index_reserve+0x8e/0x210
[ 76.053607][ T5030] ? dev_index_reserve+0xf8/0x210
[ 76.058648][ T5030] ? register_netdevice+0x1510/0x1510
[ 76.064030][ T5030] ? tun_net_init+0x42a/0x520
[ 76.068728][ T5030] register_netdevice+0x76a/0x1510
[ 76.073863][ T5030] ? netif_stacked_transfer_operstate+0x250/0x250
[ 76.080290][ T5030] ? alloc_netdev_mqs+0xbcb/0xf80
[ 76.085338][ T5030] tun_set_iff+0x861/0xe80
[ 76.089777][ T5030] __tun_chr_ioctl+0x872/0x2490
[ 76.094655][ T5030] ? tun_flow_create+0x310/0x310
[ 76.099620][ T5030] ? bpf_lsm_file_ioctl+0x9/0x10
[ 76.104570][ T5030] ? security_file_ioctl+0x81/0xa0
[ 76.109697][ T5030] ? tun_chr_poll+0x630/0x630
[ 76.114399][ T5030] __se_sys_ioctl+0xf8/0x170
[ 76.119011][ T5030] do_syscall_64+0x41/0xc0
[ 76.123437][ T5030] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 76.129345][ T5030] RIP: 0033:0x7f157b834469
[ 76.133767][ T5030] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 76.153435][ T5030] RSP: 002b:00007fffe1b17638 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 76.162295][ T5030] RAX: ffffffffffffffda RBX: 00007fffe1b17808 RCX: 00007f157b834469
[ 76.170280][ T5030] RDX: 0000000020000200 RSI: 00000000400454ca RDI: 0000000000000004
[ 76.178260][ T5030] RBP: 00007f157b8a7610 R08: 00007fffe1b17808 R09: 00007fffe1b17808
[ 76.186238][ T5030] R10: 00007fffe1b17808 R11: 0000000000000246 R12: 0000000000000001
[ 76.194240][ T5030] R13: 00007fffe1b177f8 R14: 0000000000000001 R15: 0000000000000001
[ 76.202255][ T5030]
[ 76.205544][ T5030] Kernel Offset: disabled
[ 76.210048][ T5030] Rebooting in 86400 seconds..